WONDER #1121: Can All Fires Be Put Out?

Question 1 of 3

When did the underground mine fire in Centralia, Pennsylvania, start?

  1. 1959
  2. 1983
  3. 2002
  4. 1962

Question 2 of 3

What is fueling the fire still burning under Centralia, Pennsylvania?

  1. oil
  2. gasoline
  3. coal
  4. wood

Question 3 of 3

Scientists believe there could be how many underground coal mine fires burning underground in the United States?

  1. 12
  2. 200 or more
  3. 1,000
  4. 47

Check your answers online at https://www.wonderopolis.org/wonder/can-all-fires-be-put-out.